1. Department of Mathematics, Federal Technological University of Paraná, Apucarana, Paraná, Brazil
2. Chemical Engineering Coordination, Federal Technological University of Paraná, Apucarana, Paraná, Brazil
3. Department of Mechanical Engineering, Federal University of Paraná, Curitiba, Paraná, Brazil
4. Department of Mathematics, State University of Centro-Oeste, Irati, Paraná, Brazil